Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Rohkem teavet

I am having trouble upgrading Firefox on my MacBook Pro

more options

Currently running version 3.6.18. I successfully download the new version, but cannot complete the steps to install. The install steps I have are for new installs, not upgrade installs. Any advice would be appreciated.

Currently running version 3.6.18. I successfully download the new version, but cannot complete the steps to install. The install steps I have are for new installs, not upgrade installs. Any advice would be appreciated.

All Replies (1)

more options

Problem resolved.